Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 856
Iig- 795 830 Frictional Electricity [809- … Fig. 797 A small |lozenge-shaped piece of filtering paper, impregnated with thissolution, is placed on a glass plate, and one corner connected with theground. When a few sparks from a conductor charged with positive electricity aretaken at theother corner,brown spots areproduced, dueto the…
Physics
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